public async Task <IActionResult> GetCoupans([FromQuery] DiscountParams discountParams) { var coupans = await _repo.GetCoupans(discountParams); var coupansToReturn = _mapper.Map <IEnumerable <CouponReturnDTO> >(coupans); Response.AddPagination(coupans.CurrentPage, coupans.PageSize, coupans.TotalCount, coupans.TotalPages); return(Ok(coupansToReturn)); }